Electric fan



FIG. 1 is a front, top and left side perspective view of an electric fan showing my new design;

FIG. 2 is a front, top and left side perspective view thereof, showing a leg straight;

FIG. 3 is a left side elevational view thereof , with the blade rotated 90° to the left;

FIG. 4 is a top plan view of FIG. 3;

FIG. 5 is a right side elevational view of FIG. 3;

FIG. 6 is a bottom plan view of FIG. 3;

FIG. 7 is a front elevational view of FIG. 3; and,

FIG. 8 is a rear elevational view of FIG. 3. 

The ornamental design for an electric fan, as shown. 